diff --git a/erpnext/startup/event_handlers.py b/erpnext/startup/event_handlers.py
index 0fea0ea..6dac990 100644
--- a/erpnext/startup/event_handlers.py
+++ b/erpnext/startup/event_handlers.py
@@ -10,8 +10,8 @@
 
 def on_session_creation(login_manager):
 	"""make feed"""
-	if frappe.session['user'] not in ('Guest'):
+	if frappe.session['user'] != 'Guest':
 		# create feed
 		make_feed('Login', 'User', login_manager.user, login_manager.user,
-			'%s logged in at %s' % (get_user_fullname(login_manager.user), nowtime()), 
+			'%s logged in at %s' % (get_user_fullname(login_manager.user), nowtime()),
 			login_manager.user=='Administrator' and '#8CA2B3' or '#1B750D')
diff --git a/erpnext/stock/get_item_details.py b/erpnext/stock/get_item_details.py
index be97228..843f27e 100644
--- a/erpnext/stock/get_item_details.py
+++ b/erpnext/stock/get_item_details.py
@@ -35,8 +35,10 @@
 	args = frappe._dict(args)
 
 	if not args.get("transaction_type"):
-		args.transaction_type = "buying" if frappe.get_meta(args.get("doctype")).get_field("supplier") \
-			else "selling"
+		if args.get("doctype")=="Material Request" or frappe.get_meta(args.get("doctype")).get_field("supplier"):
+			args.transaction_type = "buying"
+		else:
+			args.transaction_type = "selling"
 
 	if not args.get("price_list"):
 		args.price_list = args.get("selling_price_list") or args.get("buying_price_list")